This is a list of known snakes in Missouri, United States.
Western Worm SnakeCarphophis vermis
Northern Scarlet SnakeCemophora coccinea copei
Eastern Yellowbelly RacerColuber constrictor flaviventris
Prairie Ring-necked SnakeDiadophis punctatus arnyi
Great Plains Rat SnakeElaphe guttata
Black Rat SnakeElaphe obsoleta
Western Fox SnakeElaphe vulpina
Western Mud SnakeFarancia abacura reinwardtii
Plains Hog-nosed SnakeHeterodon nasicus nasicus
Eastern Hog-nosed SnakeHeterodon platirhinos
Prairie KingsnakeLampropeltis calligaster calligaster
Speckled KingsnakeLampropeltis getula holbrooki
Red Milk SnakeLampropeltis triangulum syspila
Eastern CoachwhipMasticophis flagellum flagellum
Mississippi Green Water SnakeNerodia cyclopion
Yellow-bellied Water SnakeNerodia erythrogaster flavigaster
Broad-banded Water SnakeNerodia fasciata confluens
Diamond-backed Water SnakeNerodia rhombifer rhombifer
Northern Water SnakeNerodia sipedon sipedon
Rough Green SnakeOpheodrys aestivus aestivus
Smooth Green SnakeOpheodrys (Liochlorophis) vernalis
BullsnakePituophis catenifer sayi
Graham's Crayfish Snake Regina grahamii
Ground Snake Sonora semiannulata
Midland Brown SnakeStoreria dekayi wrightorum
Northern Red-bellied SnakeStoreria occipitomaculata occipitomaculata
Flat-headed Snake Tantilla gracilus
Western Ribbon SnakeThamnophis proximus proximus
Plains Garter SnakeThamnophis radix
Eastern Garter SnakeThamnophis sirtalis sirtalis
Lined SnakeTropidoclonian lineatum
Rough Earth SnakeVirginia striatula
Western Earth SnakeVirginia valeriae elegans
Eastern CopperheadAgkistrodon contortrix
Northern CottonmouthAgkistrodon piscivorus
Timber Rattlesnake Crotalus horridus
Western Pygmy RattlesnakeSistrurus miliarius streckeri
Eastern Massasauga RattlesnakeSistrurus catenatus catenatus